CVE-2026-12569

CISA KEV RANSOMWARE
ACT NOW Priority: 0.00 BB Relevance: 9/100
Published: N/A Modified: N/A First seen: 2026-10-29 Status: pending_score

Description

PTC Windchill and FlexPLM contains an improper input validation vulnerability allowing an unauthenticated, remote attacker to execute arbitrary code by sending a malicious request to the network.

CISA Known Exploited Vulnerability

Vendor / Product PTC — Windchill and FlexPLM
Date Added 2026-06-25
Remediation Due 2026-06-28
Ransomware Use CONFIRMED
https://www.ptc.com/en/support/article/CS473270 ; BOD 26-04: https://www.cisa.gov/news-events/directives/bod-26-04-prioritizing-security-updates-based-risk ; Forensics Triage Requirements: https://www.cisa.gov/news-events/directives/bod-26-04-implementation-guidance-prioritizing-security-updates-based-risk ; https://nvd.nist.gov/vuln/detail/CVE-2026-12569

Weakness Classification (2)

Affected Software (19)

VendorProductVersion
ptc flexplm < 11.0m030
ptc flexplm 11.1m020
ptc flexplm 11.2.1.0
ptc flexplm 12.0.0.0
ptc flexplm 12.0.2.0
ptc flexplm 12.1.3.0
ptc flexplm 13.0.2.0
ptc flexplm 13.0.3.0
ptc windchill_pdmlink < 11.0m030
ptc windchill_pdmlink 11.0m030
ptc windchill_pdmlink 11.1m020
ptc windchill_pdmlink 11.2.1.0
ptc windchill_pdmlink 12.0.2.0
ptc windchill_pdmlink 12.1.2.0
ptc windchill_pdmlink 13.0.2.0
ptc windchill_pdmlink 13.1.0.0
ptc windchill_pdmlink 13.1.1.0
ptc windchill_pdmlink 13.1.2.0
ptc windchill_pdmlink 13.1.3.0

Bug Bounty Relevance

9 / 100
✓ Known exploited (KEV)

CVSS Score

Unscored

EPSS — Exploitation Probability

46.05%
Raw Score 0.460490
Percentile 98.8%
Date 2026-10-28

Intelligence Sources

kev ref →